[Bug 44836] Re: NFS mounts on clients don't appear in `mount` or `df` output
Ian Campbell
ian at ian-campbell.co.uk
Wed Apr 23 11:03:52 UTC 2014
Note sure if it's the same bug, but running 14.04.
# cat /etc/os-release
NAME="Ubuntu"
VERSION="14.04, Trusty Tahr"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 14.04 LTS"
VERSION_ID="14.04"
HOME_URL="http://www.ubuntu.com/"
SUPPORT_URL="http://help.ubuntu.com/"
BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/"
# cat /etc/fstab
# /etc/fstab: static file system information.
#
# Use 'blkid' to print the universally unique identifier for a
# device; this may be used with UUID= as a more robust way to name devices
# that works even if disks are added and removed. See fstab(5).
#
# <file system> <mount point> <type> <options> <dump> <pass>
/dev/mapper/kubuntu--vg-root / ext4 errors=remount-ro 0 1
# /boot was on /dev/sda1 during installation
UUID=3c4f0566-cf7a-4d7a-b710-2da7f27d202e /boot ext2 defaults 0 2
/dev/mapper/kubuntu--vg-swap_1 none swap sw 0 0
# Synology NFS Mounts
w.x.y.z:/volume1/video /media/nfs/video nfs rsize=8192,wsize=8192,timeo=14,intr 0 0
w.x.y.z:/volume1/Backups /media/nfs/backups nfs rsize=8192,wsize=8192,timeo=14,intr 0 0
w.x.y.z:/volume1/Documents /media/nfs/documents nfs rsize=8192,wsize=8192,timeo=14,intr 0 0
w.x.y.z:/volume1/Music /media/nfs/music nfs rsize=8192,wsize=8192,timeo=14,intr 0 0
w.x.y.z:/volume1/Downloads /media/nfs/downloads nfs rsize=8192,wsize=8192,timeo=14,intr 0 0
w.x.y.z:/volume1/VMachines /media/nfs/VMachines nfs rsize=8192,wsize=8192,timeo=14,intr 0 0
//w.x.y.z/video /media/cifs/video cifs user,uid=1000,rw,suid,username=ian,password=Maxp0wer1 0 0
//v.w.x.y/pi /media/cifs/pi cifs user,uid=1000,rw,suid,username=pi,password=raspberry 0 0
# cat /etc/mtab
/dev/mapper/kubuntu--vg-root / ext4 rw,errors=remount-ro 0 0
proc /proc proc rw,noexec,nosuid,nodev 0 0
sysfs /sys sysfs rw,noexec,nosuid,nodev 0 0
none /sys/fs/cgroup tmpfs rw 0 0
none /sys/fs/fuse/connections fusectl rw 0 0
none /sys/kernel/debug debugfs rw 0 0
none /sys/kernel/security securityfs rw 0 0
udev /dev devtmpfs rw,mode=0755 0 0
devpts /dev/pts devpts rw,noexec,nosuid,gid=5,mode=0620 0 0
tmpfs /run tmpfs rw,noexec,nosuid,size=10%,mode=0755 0 0
none /run/lock tmpfs rw,noexec,nosuid,nodev,size=5242880 0 0
none /run/shm tmpfs rw,nosuid,nodev 0 0
none /run/user tmpfs rw,noexec,nosuid,nodev,size=104857600,mode=0755 0 0
none /sys/fs/pstore pstore rw 0 0
/dev/sda1 /boot ext2 rw 0 0
rpc_pipefs /run/rpc_pipefs rpc_pipefs rw 0 0
systemd /sys/fs/cgroup/systemd cgroup rw,noexec,nosuid,nodev,none,name=systemd 0 0
//v.w.x.y/pi /media/cifs/pi cifs rw,noexec,nodev,uid=1000,username=pi,password=raspberry 0 0
//w.x.y.z/video /media/cifs/video cifs rw,noexec,nodev,uid=1000,username=ian,password=Maxp0wer1 0 0
w.x.y.z:/volume1/Music /media/nfs/music nfs rw,rsize=8192,wsize=8192,timeo=14,intr,addr=w.x.y.z 0 0
w.x.y.z:/volume1/VMachines /media/nfs/VMachines nfs rw,rsize=8192,wsize=8192,timeo=14,intr,addr=w.x.y.z 0 0
w.x.y.z:/volume1/video /media/nfs/video nfs rw,rsize=8192,wsize=8192,timeo=14,intr,addr=w.x.y.z 0 0
w.x.y.z:/volume1/Downloads /media/nfs/downloads nfs rw,rsize=8192,wsize=8192,timeo=14,intr,addr=w.x.y.z 0 0
w.x.y.z:/volume1/Backups /media/nfs/backups nfs rw,rsize=8192,wsize=8192,timeo=14,intr,addr=w.x.y.z 0 0
w.x.y.z:/volume1/Documents /media/nfs/documents nfs rw,rsize=8192,wsize=8192,timeo=14,intr,addr=w.x.y.z 0 0
# cat /proc/mounts
rootfs / rootfs rw 0 0
sysfs /sys sysfs rw,nosuid,nodev,noexec,relatime 0 0
proc /proc proc rw,nosuid,nodev,noexec,relatime 0 0
udev /dev devtmpfs rw,relatime,size=16439060k,nr_inodes=4109765,mode=755 0 0
devpts /dev/pts devpts rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000 0 0
tmpfs /run tmpfs rw,nosuid,noexec,relatime,size=3290808k,mode=755 0 0
/dev/mapper/kubuntu--vg-root / ext4 rw,relatime,errors=remount-ro,data=ordered 0 0
none /sys/fs/cgroup tmpfs rw,relatime,size=4k,mode=755 0 0
none /sys/fs/fuse/connections fusectl rw,relatime 0 0
none /sys/kernel/debug debugfs rw,relatime 0 0
none /sys/kernel/security securityfs rw,relatime 0 0
none /run/lock tmpfs rw,nosuid,nodev,noexec,relatime,size=5120k 0 0
none /run/shm tmpfs rw,nosuid,nodev,relatime 0 0
none /run/user tmpfs rw,nosuid,nodev,noexec,relatime,size=102400k,mode=755 0 0
none /sys/fs/pstore pstore rw,relatime 0 0
/dev/sda1 /boot ext2 rw,relatime 0 0
rpc_pipefs /run/rpc_pipefs rpc_pipefs rw,relatime 0 0
systemd /sys/fs/cgroup/systemd cgroup rw,nosuid,nodev,noexec,relatime,name=systemd 0 0
//v.w.x.y/pi /media/cifs/pi cifs rw,nodev,noexec,relatime,vers=1.0,cache=strict,username=pi,domain=WORKGROUP,uid=1000,forceuid,gid=0,noforcegid,addr=v.w.x.y,unix,posixpaths,serverino,acl,rsize=1048576,wsize=65536,actimeo=1 0 0
//w.x.y.z/video /media/cifs/video cifs rw,nodev,noexec,relatime,vers=1.0,cache=strict,username=ian,domain=MEDIACENTRAL,uid=1000,forceuid,gid=0,noforcegid,addr=w.x.y.z,unix,posixpaths,serverino,acl,rsize=1048576,wsize=1048576,actimeo=1 0 0
w.x.y.z:/volume1/Music /media/nfs/music nfs rw,relatime,vers=3,rsize=8192,wsize=8192,namlen=255,hard,proto=tcp,timeo=14,retrans=2,sec=sys,mountaddr=w.x.y.z,mountvers=3,mountport=892,mountproto=udp,local_lock=none,addr=w.x.y.z 0 0
w.x.y.z:/volume1/VMachines /media/nfs/VMachines nfs rw,relatime,vers=3,rsize=8192,wsize=8192,namlen=255,hard,proto=tcp,timeo=14,retrans=2,sec=sys,mountaddr=w.x.y.z,mountvers=3,mountport=892,mountproto=udp,local_lock=none,addr=w.x.y.z 0 0
w.x.y.z:/volume1/video /media/nfs/video nfs rw,relatime,vers=3,rsize=8192,wsize=8192,namlen=255,hard,proto=tcp,timeo=14,retrans=2,sec=sys,mountaddr=w.x.y.z,mountvers=3,mountport=892,mountproto=udp,local_lock=none,addr=w.x.y.z 0 0
w.x.y.z:/volume1/Downloads /media/nfs/downloads nfs rw,relatime,vers=3,rsize=8192,wsize=8192,namlen=255,hard,proto=tcp,timeo=14,retrans=2,sec=sys,mountaddr=w.x.y.z,mountvers=3,mountport=892,mountproto=udp,local_lock=none,addr=w.x.y.z 0 0
w.x.y.z:/volume1/Backups /media/nfs/backups nfs rw,relatime,vers=3,rsize=8192,wsize=8192,namlen=255,hard,proto=tcp,timeo=14,retrans=2,sec=sys,mountaddr=w.x.y.z,mountvers=3,mountport=892,mountproto=udp,local_lock=none,addr=w.x.y.z 0 0
w.x.y.z:/volume1/Documents /media/nfs/documents nfs rw,relatime,vers=3,rsize=8192,wsize=8192,namlen=255,hard,proto=tcp,timeo=14,retrans=2,sec=sys,mountaddr=w.x.y.z,mountvers=3,mountport=892,mountproto=udp,local_lock=none,addr=w.x.y.z 0 0
# df
Filesystem 1K-blocks Used Available Use% Mounted on
/dev/mapper/kubuntu--vg-root 82010824 4781968 73039880 7% /
none 4 0 4 0% /sys/fs/cgroup
udev 16439060 4 16439056 1% /dev
tmpfs 3290808 1164 3289644 1% /run
none 5120 0 5120 0% /run/lock
none 16454028 29456 16424572 1% /run/shm
none 102400 20 102380 1% /run/user
/dev/sda1 240972 44489 184042 20% /boot
//v.w.x.y/pi 206424760 105944020 89996260 55% /media/cifs/pi
//v.w.x.y/video 8638846676 4374545720 4262947384 51% /media/cifs/video
w.x.y.z:/volume1/Music 8638846680 4374545720 4262947384 51% /media/nfs/music
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https://bugs.launchpad.net/bugs/44836
Title:
NFS mounts on clients don't appear in `mount` or `df` output
Status in “coreutils” package in Ubuntu:
Invalid
Status in “sysvinit” package in Ubuntu:
Fix Released
Bug description:
Binary package hint: coreutils
Hi,
(Could be a bug with either mount, coreutils, the kernel or nfs-
common??)
2 computer config, 1 server, 1 desktop.
Server exports /home (and others) via NFS to desktop.
Desktop has in /etc/fstab :
fitz:/home /home nfs defaults 0 0
fitz:/pub /pub nfs defaults 0 0
File systems are mounted (i.e. I can create files within the NFS filesystem) on the client, but when running `df` or `mount`, they do not appear as being mounted - i.e.
root at bonzo:~# mount
/dev/hda1 on / type reiserfs (rw,notail)
proc on /proc type proc (rw)
/sys on /sys type sysfs (rw)
varrun on /var/run type tmpfs (rw)
varlock on /var/lock type tmpfs (rw)
procbususb on /proc/bus/usb type usbfs (rw)
udev on /dev type tmpfs (rw)
devpts on /dev/pts type devpts (rw,gid=5,mode=620)
devshm on /dev/shm type tmpfs (rw)
binfmt_misc on /proc/sys/fs/binfmt_misc type binfmt_misc (rw)
root at bonzo:~# mount | grep -i nfs
root at bonzo:~#
root at bonzo:~# df
Filesystem 1K-blocks Used Available Use% Mounted on
/dev/hda1 9775184 3600680 6174504 37% /
varrun 517336 104 517232 1% /var/run
varlock 517336 4 517332 1% /var/lock
udev 517336 96 517240 1% /dev
devshm 517336 0 517336 0% /dev/shm
root at bonzo:~# uname -a
Linux bonzo 2.6.15-22-k7 #1 SMP PREEMPT Sun May 7 17:27:47 UTC 2006 i686 GNU/Linux
/proc/mounts contains the correct information however :
root at bonzo:~# cat /proc/mounts
rootfs / rootfs rw 0 0
none /sys sysfs rw 0 0
none /proc proc rw,nodiratime 0 0
udev /dev tmpfs rw 0 0
/dev/hda1 / reiserfs rw 0 0
/dev/hda1 /dev/.static/dev reiserfs rw 0 0
tmpfs /var/run tmpfs rw 0 0
tmpfs /var/lock tmpfs rw 0 0
usbfs /proc/bus/usb usbfs rw 0 0
devpts /dev/pts devpts rw 0 0
tmpfs /dev/shm tmpfs rw 0 0
tmpfs /var/run tmpfs rw 0 0
tmpfs /var/lock tmpfs rw 0 0
fitz:/home /home nfs rw,v3,rsize=32768,wsize=32768,hard,lock,proto=tcp,addr=fitz 0 0
fitz:/pub /pub nfs rw,v3,rsize=32768,wsize=32768,hard,lock,proto=tcp,addr=fitz 0 0
tmpfs /var/run tmpfs rw 0 0
tmpfs /var/lock tmpfs rw 0 0
binfmt_misc /proc/sys/fs/binfmt_misc binfmt_misc rw 0 0
I'll hope I'm not doing something really stupid, and it's a bug :)
root at bonzo:~# dpkg -l | grep coreutils
ii coreutils 5.93-5ubuntu4
root at bonzo:~# dpkg -l | grep mount
ii mount 2.12r-4ubuntu5
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